openwrt/target/linux/generic/backport-5.15/703-16-v5.16-net-mvneta-populate-supported_interfaces-member.patch
Daniel Golle ee035de0fd kernel: fix mvneta Ethernet after generic phylink validate
Import patches from Linux v5.16 and v5.17 to get 2500Base-X SFP working
again with mvneta driver after the generic phylink validate backport.

Fixes: aab466f422 ("kernel: backport generic phylink validate")
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2022-09-05 14:05:50 +01:00

49 lines
1.9 KiB
Diff

From fdedb695e6a8657302341cda81d519ef04f9acaa Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Wed, 27 Oct 2021 10:03:43 +0100
Subject: [PATCH] net: mvneta: populate supported_interfaces member
Populate the phy_interface_t bitmap for the Marvell mvneta driver with
interfaces modes supported by the MAC.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/marvell/mvneta.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -5180,6 +5180,31 @@ static int mvneta_probe(struct platform_
pp->phylink_config.dev = &dev->dev;
pp->phylink_config.type = PHYLINK_NETDEV;
+ phy_interface_set_rgmii(pp->phylink_config.supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_QSGMII,
+ pp->phylink_config.supported_interfaces);
+ if (comphy) {
+ /* If a COMPHY is present, we can support any of the serdes
+ * modes and switch between them.
+ */
+ __set_bit(PHY_INTERFACE_MODE_SGMII,
+ pp->phylink_config.supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_1000BASEX,
+ pp->phylink_config.supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_2500BASEX,
+ pp->phylink_config.supported_interfaces);
+ } else if (phy_mode == PHY_INTERFACE_MODE_2500BASEX) {
+ /* No COMPHY, with only 2500BASE-X mode supported */
+ __set_bit(PHY_INTERFACE_MODE_2500BASEX,
+ pp->phylink_config.supported_interfaces);
+ } else if (phy_mode == PHY_INTERFACE_MODE_1000BASEX ||
+ phy_mode == PHY_INTERFACE_MODE_SGMII) {
+ /* No COMPHY, we can switch between 1000BASE-X and SGMII */
+ __set_bit(PHY_INTERFACE_MODE_1000BASEX,
+ pp->phylink_config.supported_interfaces);
+ __set_bit(PHY_INTERFACE_MODE_SGMII,
+ pp->phylink_config.supported_interfaces);
+ }
phylink = phylink_create(&pp->phylink_config, pdev->dev.fwnode,
phy_mode, &mvneta_phylink_ops);